BPG致力于知识的发现和传播
Total Visits of This Article
2019 | 总访问次数
排名 国家/地区 数量 占比
1 China 42 37.2%
2 United States 41 36.3%
3 United Kingdom 6 5.3%
4 France 6 5.3%
5 Germany 4 3.5%
6 Canada 4 3.5%
7 Bangladesh 3 2.7%
8 Australia 1 0.9%
9 India 1 0.9%
10 Japan 1 0.9%
11 Korea, Republic of 1 0.9%
12 Netherlands 1 0.9%
13 Philippines 1 0.9%
14 Switzerland 1 0.9%